feat: add SQL query tool, platform debug, loyalty settings, and multi-module improvements

- Add admin SQL query tool with saved queries, schema explorer presets,
  and collapsible category sections (dev_tools module)
- Add platform debug tool for admin diagnostics
- Add loyalty settings page with owner-only access control
- Fix loyalty settings owner check (use currentUser instead of window.__userData)
- Replace HTTPException with AuthorizationException in loyalty routes
- Expand loyalty module with PIN service, Apple Wallet, program management
- Improve store login with platform detection and multi-platform support
- Update billing feature gates and subscription services
- Add store platform sync improvements and remove is_primary column
- Add unit tests for loyalty (PIN, points, stamps, program services)
- Update i18n translations across dev_tools locales

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/modules/billing/routes/api/store_checkout.py

@@ -55,7 +55,7 @@ def create_checkout_session(
 ):
     """Create a Stripe checkout session for subscription."""
     store_id = current_user.token_store_id
-    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id)
+    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id, current_user.token_platform_id)
 
     store_code = subscription_service.get_store_code(db, store_id)
 
@@ -84,7 +84,7 @@ def create_portal_session(
 ):
     """Create a Stripe customer portal session."""
     store_id = current_user.token_store_id
-    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id)
+    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id, current_user.token_platform_id)
 
     store_code = subscription_service.get_store_code(db, store_id)
     return_url = f"https://{settings.platform_domain}/store/{store_code}/billing"
@@ -102,7 +102,7 @@ def cancel_subscription(
 ):
     """Cancel subscription."""
     store_id = current_user.token_store_id
-    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id)
+    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id, current_user.token_platform_id)
 
     result = billing_service.cancel_subscription(
         db=db,
@@ -126,7 +126,7 @@ def reactivate_subscription(
 ):
     """Reactivate a cancelled subscription."""
     store_id = current_user.token_store_id
-    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id)
+    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id, current_user.token_platform_id)
 
     result = billing_service.reactivate_subscription(db, merchant_id, platform_id)
     db.commit()
@@ -141,7 +141,7 @@ def get_upcoming_invoice(
 ):
     """Preview the upcoming invoice."""
     store_id = current_user.token_store_id
-    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id)
+    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id, current_user.token_platform_id)
 
     result = billing_service.get_upcoming_invoice(db, merchant_id, platform_id)
 
@@ -161,7 +161,7 @@ def change_tier(
 ):
     """Change subscription tier (upgrade/downgrade)."""
     store_id = current_user.token_store_id
-    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id)
+    merchant_id, platform_id = subscription_service.resolve_store_to_merchant(db, store_id, current_user.token_platform_id)
 
     result = billing_service.change_tier(
         db=db,